{"id":"CVE-2026-6559","state":"PUBLISHED","title":"Wavlink WL-WN579A3 login.cgi sub_401F80 cross site scripting","description":"A weakness has been identified in Wavlink WL-WN579A3 220323. This affects the function sub_401F80 of the file /cgi-bin/login.cgi. This manipulation of the argument Hostname causes cross site scripting. Remote exploitation of the attack is possible. Upgrading the affected component is recommended. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.","publishedAt":"2026-04-19T05:15:15.503Z","updatedAt":"2026-04-20T16:07:54.597Z","severity":{"score":5.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X","source":"VulDB"},"assigner":"VulDB","products":["Wavlink WL-WN579A3"],"affected":[{"vendor":"Wavlink","product":"WL-WN579A3","versions":[{"version":"220323","status":"affected"}],"cpes":["cpe:2.3:o:wavlink:wl-wn579a3_firmware:*:*:*:*:*:*:*:*"]}],"references":["https://vuldb.com/vuln/358196","https://vuldb.com/vuln/358196/cti","https://vuldb.com/submit/785303","https://github.com/Litengzheng/vul_db/blob/main/WL-WN579A3/vul_16/README.md","https://dl.wavlink.com/firmware/RD/WINSTAR_WN579A3-A-2026-03-10-94f93d4-WO-mt7628-squashfs-sysupgrade.bin"],"weaknesses":["CWE-79","CWE-94"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/6xxx/CVE-2026-6559.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-6559","state":"PUBLISHED","datePublished":"2026-04-19T05:15:15.503Z","dateUpdated":"2026-04-20T16:07:54.597Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-04-18T15:51:51.155Z"},"containers":{"cna":{"title":"Wavlink WL-WN579A3 login.cgi sub_401F80 cross site scripting","descriptions":[{"lang":"en","value":"A weakness has been identified in Wavlink WL-WN579A3 220323. This affects the function sub_401F80 of the file /cgi-bin/login.cgi. This manipulation of the argument Hostname causes cross site scripting. Remote exploitation of the attack is possible. Upgrading the affected component is recommended. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product."}],"affected":[{"vendor":"Wavlink","product":"WL-WN579A3","versions":[{"version":"220323","status":"affected"}],"cpes":["cpe:2.3:o:wavlink:wl-wn579a3_firmware:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://vuldb.com/vuln/358196","name":"VDB-358196 | Wavlink WL-WN579A3 login.cgi sub_401F80 cross site scripting","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/358196/cti","name":"VDB-358196 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/submit/785303","name":"Submit #785303 | Wavlink WL-WN579A3 V220323 Cross Site Scripting","tags":["third-party-advisory"]},{"url":"https://github.com/Litengzheng/vul_db/blob/main/WL-WN579A3/vul_16/README.md","tags":["broken-link"]},{"url":"https://dl.wavlink.com/firmware/RD/WINSTAR_WN579A3-A-2026-03-10-94f93d4-WO-mt7628-squashfs-sysupgrade.bin","tags":["patch"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":5.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":4.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:X/RL:O/RC:C","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":4.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:X/RL:O/RC:C","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:N/E:ND/RL:OF/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","type":"CWE","lang":"en","description":"Cross Site Scripting"}]},{"descriptions":[{"cweId":"CWE-94","type":"CWE","lang":"en","description":"Code Injection"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-04-19T05:15:15.503Z"},"timeline":[{"time":"2026-04-18T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-04-18T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-04-18T17:57:48.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"LtzHust2 (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-20T16:07:42.463712Z","id":"CVE-2026-6559","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-20T16:07:54.597Z"}}]}}}